85990972

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{167}}^1\times {\mathrm{1181}}^1$

素因数の和:1461

約数の個数: 24

約数和(自身を含む): 152903520

約数和(自身を除く): 66912548

約数列:

[1, 2, 4, 109, 167, 218, 334, 436, 668, 1181, 2362, 4724, 18203, 36406, 72812, 128729, 197227, 257458, 394454, 514916, 788908, 21497743, 42995486, 85990972]

約数ペア:

[(1, 85990972), (2, 42995486), (4, 21497743), (109, 788908), (167, 514916), (218, 394454), (334, 257458), (436, 197227), (668, 128729), (1181, 72812), (2362, 36406), (4724, 18203)]